How much caffeine does Animal Energy contain? Rudy Checo December 29, 2021 16:18 Updated Caffeine Animal Energy contains 300 mg of caffeine per serving. If you have further questions please reach out to our support staff at firstname.lastname@example.org or send a contact request here. Related articles How much caffeine does Animal Fury contain? Can I take Animal Cuts or Animal Cuts Powder during fasted cardio? Comments 0 comments Please sign in to leave a comment.